Shop Base Layer Clothing @ Kittery Trading Post

Men's Classic Thermal Merino Base Layer Bottom

Women's Classic Thermal Merino Base Layer Crew Top

Women's Classic Thermal Merino Base Layer Bottom

Men's Classic Thermal Merino Base Layer Crew Top

Men's Cap MW Bottoms

Men's Cap MW Zip Neck

Men's Intraknit Thermal Merino Base Layer Bottom

Women's Cap TW Bottoms

Men's Ultra Super Soft Boxer Briefs

Men's Vibe Xtra Soft Comfort Boxer Briefs

Women's Classic Thermal Merino Base Layer 1/4 Zippers Top

Men's Smooth Flex Light Compression

Men's Vibe Xtra Soft Comfort (2 Pack) Boxer Briefs

Men's Classic Thermal Merino Base Layer 1/4 Zippers Top

Men's Volt Breathable Mesh Boxer Briefs

Men's Harbormaster 2N1

Men's Intraknit Thermal Merino Base Layer Crew Top

Men's Quest Quick-Dry Mesh Boxer Briefs

Men's Volt Breathable Mesh X Maxx Crosby Boxer Briefs

Women's Classic Thermal Merino Base Layer Bottom Plus

Men's Power Moves 2N1

Men's Active Boxer Brief

Men's Kinetic Light-Compression Mesh Boxer Briefs

Men's Merino Print Boxer Brief

Rho LT Zip Neck Men's

Women's Merino Bikini

Women's Rose Half-Zip Base Layer Top - 100% Merino Wool

Women's Rose Wool High Waist Pant - 100% Merino Wool

Men's Quest Quick-Dry Mesh Open Fly Boxer Briefs

Women's Classic Thermal Merino Base Layer 1/4 Zip Plus